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GB201414589D0 - Ballast circuit - Google Patents

Ballast circuit

Info

Publication number
GB201414589D0
GB201414589D0 GBGB1414589.0A GB201414589A GB201414589D0 GB 201414589 D0 GB201414589 D0 GB 201414589D0 GB 201414589 A GB201414589 A GB 201414589A GB 201414589 D0 GB201414589 D0 GB 201414589D0
Authority
GB
United Kingdom
Prior art keywords
ballast circuit
ballast
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
GBGB1414589.0A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACCURLC Ltd
Original Assignee
ACCURLC Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ACCURLC Ltd filed Critical ACCURLC Ltd
Priority to GBGB1414589.0A priority Critical patent/GB201414589D0/en
Publication of GB201414589D0 publication Critical patent/GB201414589D0/en
Priority to JP2017507883A priority patent/JP6640190B2/en
Priority to EP15753134.4A priority patent/EP3183941A1/en
Priority to PCT/GB2015/052163 priority patent/WO2016027060A1/en
Priority to US15/504,589 priority patent/US10015851B2/en
Priority to CN201580044699.4A priority patent/CN106576409A/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/59—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits for reducing or suppressing flicker or glow effects
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
GBGB1414589.0A 2014-08-18 2014-08-18 Ballast circuit Ceased GB201414589D0 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GBGB1414589.0A GB201414589D0 (en) 2014-08-18 2014-08-18 Ballast circuit
JP2017507883A JP6640190B2 (en) 2014-08-18 2015-07-27 Stable circuit
EP15753134.4A EP3183941A1 (en) 2014-08-18 2015-07-27 Ballast circuit
PCT/GB2015/052163 WO2016027060A1 (en) 2014-08-18 2015-07-27 Ballast circuit
US15/504,589 US10015851B2 (en) 2014-08-18 2015-07-27 Ballast circuit
CN201580044699.4A CN106576409A (en) 2014-08-18 2015-07-27 ballast circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1414589.0A GB201414589D0 (en) 2014-08-18 2014-08-18 Ballast circuit

Publications (1)

Publication Number Publication Date
GB201414589D0 true GB201414589D0 (en) 2014-10-01

Family

ID=51662547

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1414589.0A Ceased GB201414589D0 (en) 2014-08-18 2014-08-18 Ballast circuit

Country Status (6)

Country Link
US (1) US10015851B2 (en)
EP (1) EP3183941A1 (en)
JP (1) JP6640190B2 (en)
CN (1) CN106576409A (en)
GB (1) GB201414589D0 (en)
WO (1) WO2016027060A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107404788A (en) * 2017-07-20 2017-11-28 厦门通士达照明有限公司 It is synchronous to realize light modulation and the LED drivings IC without stroboscopic

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2963958A1 (en) * 2014-10-08 2016-04-14 Queen's University At Kingston Average current modulator for an led driver
JP6553417B2 (en) * 2015-06-08 2019-07-31 ローム株式会社 Switching converter and control circuit thereof, lighting device using the same, and electronic equipment
US10736187B2 (en) * 2016-02-03 2020-08-04 Lutron Ketra, Llc Illumination device and method for decoupling power delivered to an LED load from a phase-cut dimming angle
CN107484316B (en) * 2016-06-07 2019-06-11 恒亦明（重庆）科技有限公司 Illuminate exception handling device and method
CA3248894A1 (en) 2017-07-14 2025-02-24 Lutron Technology Company Llc Configuration for a load regulation device for lighting control
US10362652B1 (en) 2017-09-01 2019-07-23 Universal Lighting Technologies, Inc. Lighting device with dimming reference control method to stabilize low output current
WO2019063505A1 (en) * 2017-09-30 2019-04-04 Signify Holding B.V. A controllable driver and drive method
CN110062492B (en) * 2018-01-19 2021-11-19 朗德万斯公司 PWM dimming with reduced audible noise
CN109195273B (en) * 2018-10-26 2021-03-30 深圳市晟碟半导体有限公司 Constant power control device and constant power control method for LED lamps
EP3912433B1 (en) * 2019-01-16 2025-12-24 Signify Holding B.V. A power source type determiner
US11381153B1 (en) 2019-09-06 2022-07-05 Universal Douglas Lighting America Method to balance the secondary winding current to improve the current control stability
CN113038656A (en) * 2019-12-09 2021-06-25 上海航空电器有限公司 Method for realizing multi-gear brightness adjustment of LED signal lamp
US12068731B2 (en) * 2022-08-10 2024-08-20 D'Amore Engineering, LLC Amplifier power attenuator and closed loop operation
WO2025214819A1 (en) * 2024-04-08 2025-10-16 Signify Holding B.V. High efficiency minimum headroom and cv control at low pwm dim level

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8148919B2 (en) * 2008-08-05 2012-04-03 O2Micro, Inc Circuits and methods for driving light sources
US8339055B2 (en) * 2009-08-03 2012-12-25 Intersil Americas Inc. Inrush current limiter for an LED driver
US8294388B2 (en) * 2010-05-25 2012-10-23 Texas Instruments Incorporated Driving system with inductor pre-charging for LED systems with PWM dimming control or other loads
EP2410821B1 (en) * 2010-07-20 2014-01-08 Panasonic Corporation Lighting device of semiconductor light-emitting element and illumination fixture using the same
US9155156B2 (en) * 2011-07-06 2015-10-06 Allegro Microsystems, Llc Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load
KR101822068B1 (en) * 2011-11-23 2018-01-26 페어차일드코리아반도체 주식회사 Switch control method, switch contriller, and converter comprising the switch controller
US8957607B2 (en) * 2012-08-22 2015-02-17 Allergo Microsystems, LLC DC-DC converter using hysteretic control and associated methods
GB2509099A (en) * 2012-12-20 2014-06-25 Accuric Ltd LED driver circuit
EP2760255B1 (en) * 2013-01-23 2019-07-17 Silergy Corp. A controller, a driver circuit and a method for controlling a dimmable led lighting circuit, and a dimmable led lighting circuit
US9161400B2 (en) * 2013-09-26 2015-10-13 Huizhou Light Engine Limited Method and apparatus for cancelling output current ripples in LED driving circuits
US9618162B2 (en) * 2014-04-25 2017-04-11 Cree, Inc. LED lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107404788A (en) * 2017-07-20 2017-11-28 厦门通士达照明有限公司 It is synchronous to realize light modulation and the LED drivings IC without stroboscopic
CN107404788B (en) * 2017-07-20 2023-06-02 厦门通士达照明有限公司 LED driving IC for synchronously realizing dimming and no stroboscopic effect

Also Published As

Publication number Publication date
JP2017526327A (en) 2017-09-07
CN106576409A (en) 2017-04-19
US10015851B2 (en) 2018-07-03
JP6640190B2 (en) 2020-02-05
US20170238380A1 (en) 2017-08-17
WO2016027060A1 (en) 2016-02-25
EP3183941A1 (en) 2017-06-28

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)